MPEC 2007-J39 : COMET C/2006 OF2 (BROUGHTON)
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M.P.E.C. 2007-J39 Issued 2007 May 11, 14:55 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
COMET C/2006 OF2 (BROUGHTON)
Observations:
CK06O02F C2007 04 17.78358 21 52 25.18 -14 05 48.3 16.5 T EJ039E12
CK06O02F C2007 04 17.79094 21 52 25.42 -14 05 46.3 EJ039E12
CK06O02F C2007 04 17.79848 21 52 25.64 -14 05 44.4 EJ039E12
CK06O02F C2007 04 17.80598 21 52 25.89 -14 05 42.2 EJ039E12
CK06O02F C2007 05 04.76074 22 00 16.91 -12 50 19.6 EJ039349
CK06O02F C2007 05 04.76424 22 00 16.97 -12 50 18.4 16.3 T EJ039349
CK06O02F C2007 05 09.74729 22 02 11.18 -12 29 13.0 16.5 N EJ039428
CK06O02F C2007 05 09.75441 22 02 11.33 -12 29 11.1 16.4 N EJ039428
CK06O02F C2007 05 09.75679 22 02 11.39 -12 29 10.3 16.5 N EJ039428
CK06O02F C2007 05 09.76001 22 02 11.45 -12 29 09.5 16.4 N EJ039428
CK06O02F C2007 05 09.76507 22 02 11.56 -12 29 08.6 16.6 N EJ039428
Observer details:
349 Ageo. Observer K. Kadota. 0.25-m f/5.0 reflector + CCD.
428 Reedy Creek. Observer J. Broughton. 0.51-m f/2.7 reflector + CCD.
E12 Siding Spring Survey. Observer R. H. McNaught. 0.5-m Uppsala Schmidt
+ CCD.
Orbital elements:
C/2006 OF2 (Broughton)
Epoch 2008 Sept. 11.0 TT = JDT 2454720.5
T 2008 Sept. 15.6987 TT MPC
q 2.431507 (2000.0) P Q
z -0.000346 Peri. 95.6119 +0.4967783 -0.8014692
+/-0.000009 Node 318.5080 +0.4517910 +0.5663804
e 1.000840 Incl. 30.1695 +0.7410103 +0.1919905
From 140 observations 2006 June 23-2007 May 9, mean residual 0".4.
Ephemeris:
C/2006 OF2 (Broughton)
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2007 05 10 22 02.28 -12 28.2 5.553 5.480 80.6 10.5 16.6
2007 05 20 22 05.42 -11 47.8 5.319 5.403 89.3 10.8 16.5
2007 05 30 22 07.61 -11 10.5 5.085 5.325 98.2 10.9 16.3
2007 06 09 22 08.73 -10 36.5 4.855 5.247 107.3 10.6 16.1
2007 06 19 22 08.68 -10 06.4 4.632 5.169 116.7 10.1 16.0
2007 06 29 22 07.37 -09 40.4 4.422 5.091 126.4 9.3 15.8
2007 07 09 22 04.79 -09 18.8 4.228 5.013 136.4 8.0 15.6
2007 07 19 22 00.94 -09 01.7 4.055 4.935 146.6 6.5 15.5
2007 07 29 21 55.95 -08 48.6 3.906 4.857 157.1 4.7 15.3
The "original" and "future" barycentric values of 1/a are +0.000022
and -0.000664 (+/- 0.000009) AU^-1, respectively.
Brian G. Marsden (C) Copyright 2007 MPC M.P.E.C. 2007-J39
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